Electric wheelchair



FIG. 1 is a perspective view of an electric wheelchair showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side view thereof, the right side view being a mirror image of the left side view; and,

FIG. 5 is a top plan view thereof.

The broken lines in the drawings illustrate portions of the electric wheelchair that form no part of the claimed design. 

CLAIM The ornamental design for an electric wheelchair, as shown and described. 